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    <title>WMTS HiDPI example</title>
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          <h4 id="title">WMTS HiDPI example</h4>
          <p id="shortdesc">Example of a WMTS based HiDPI layer.</p>
          <div id="docs"><p>The WMTS source has a <code>tilePixelRatio</code> option. A HiDPI capable WMTS could provide tiles with 512x512 pixel tiles, but use them in a 256x256 pixel tile grid. In this case <code>tilePixelRatio</code> needs to be set to <code>2</code>.</p>
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          <div id="tags">hidpi, retina, wmts</div>
          <div id="api-links">Related API documentation: <ul class="inline"><li><a href="../apidoc/ol.Map.html" title="API documentation for ol.Map">ol.Map</a></li>,<li><a href="../apidoc/ol.View.html" title="API documentation for ol.View">ol.View</a></li>,<li><a href="../apidoc/ol.format.WMTSCapabilities.html" title="API documentation for ol.format.WMTSCapabilities">ol.format.WMTSCapabilities</a></li>,<li><a href="../apidoc/ol.has.html" title="API documentation for ol.has">ol.has</a></li>,<li><a href="../apidoc/ol.layer.Tile.html" title="API documentation for ol.layer.Tile">ol.layer.Tile</a></li>,<li><a href="../apidoc/ol.source.WMTS.html" title="API documentation for ol.source.WMTS">ol.source.WMTS</a></li></ul></div>
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          <textarea class="hidden" name="js">var capabilitiesUrl &#x3D; &#x27;http://www.basemap.at/wmts/1.0.0/WMTSCapabilities.xml&#x27;;

// HiDPI support:
// * Use &#x27;bmaphidpi&#x27; layer (pixel ratio 2) for device pixel ratio &gt; 1
// * Use &#x27;geolandbasemap&#x27; layer (pixel ratio 1) for device pixel ratio &#x3D;&#x3D; 1
var hiDPI &#x3D; ol.has.DEVICE_PIXEL_RATIO &gt; 1;
var layer &#x3D; hiDPI ? &#x27;bmaphidpi&#x27; : &#x27;geolandbasemap&#x27;;
var tilePixelRatio &#x3D; hiDPI ? 2 : 1;

var map &#x3D; new ol.Map({
  target: &#x27;map&#x27;,
  view: new ol.View({
    center: [1823849, 6143760],
    zoom: 11
  })
});

$.ajax(capabilitiesUrl).then(function(response) {
  var result &#x3D; new ol.format.WMTSCapabilities().read(response);
  var options &#x3D; ol.source.WMTS.optionsFromCapabilities(result, {
    layer: layer,
    matrixSet: &#x27;google3857&#x27;,
    requestEncoding: &#x27;REST&#x27;,
    style: &#x27;normal&#x27;
  });
  options.tilePixelRatio &#x3D; tilePixelRatio;
  map.addLayer(new ol.layer.Tile({
    source: new ol.source.WMTS(options)
  }));
});
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  background: white;
}
</textarea>
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  &lt;div class&#x3D;&quot;span12&quot;&gt;
    &lt;div id&#x3D;&quot;map&quot; class&#x3D;&quot;map&quot;&gt;&lt;/div&gt;
  &lt;/div&gt;
&lt;/div&gt;
</textarea>
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        <pre><code id="example-source" class="language-markup">&lt;!DOCTYPE html&gt;
&lt;html&gt;
&lt;head&gt;
&lt;title&gt;WMTS HiDPI example&lt;/title&gt;
&lt;script src="https://code.jquery.com/jquery-1.11.2.min.js"&gt;&lt;/script&gt;
&lt;link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap.min.css"&gt;
&lt;script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/js/bootstrap.min.js"&gt;&lt;/script&gt;
&lt;link rel="stylesheet" href="http://openlayers.org/en/v3.11.1/css/ol.css" type="text/css"&gt;
&lt;script src="http://openlayers.org/en/v3.11.1/build/ol.js"&gt;&lt;/script&gt;

&lt;style&gt;
.map {
  background: white;
}

&lt;/style&gt;
&lt;/head&gt;
&lt;body&gt;
&lt;div class="container-fluid"&gt;

&lt;div class&#x3D;&quot;row-fluid&quot;&gt;
  &lt;div class&#x3D;&quot;span12&quot;&gt;
    &lt;div id&#x3D;&quot;map&quot; class&#x3D;&quot;map&quot;&gt;&lt;/div&gt;
  &lt;/div&gt;
&lt;/div&gt;

&lt;/div&gt;
&lt;script&gt;
var capabilitiesUrl &#x3D; &#x27;http://www.basemap.at/wmts/1.0.0/WMTSCapabilities.xml&#x27;;

// HiDPI support:
// * Use &#x27;bmaphidpi&#x27; layer (pixel ratio 2) for device pixel ratio &gt; 1
// * Use &#x27;geolandbasemap&#x27; layer (pixel ratio 1) for device pixel ratio &#x3D;&#x3D; 1
var hiDPI &#x3D; ol.has.DEVICE_PIXEL_RATIO &gt; 1;
var layer &#x3D; hiDPI ? &#x27;bmaphidpi&#x27; : &#x27;geolandbasemap&#x27;;
var tilePixelRatio &#x3D; hiDPI ? 2 : 1;

var map &#x3D; new ol.Map({
  target: &#x27;map&#x27;,
  view: new ol.View({
    center: [1823849, 6143760],
    zoom: 11
  })
});

$.ajax(capabilitiesUrl).then(function(response) {
  var result &#x3D; new ol.format.WMTSCapabilities().read(response);
  var options &#x3D; ol.source.WMTS.optionsFromCapabilities(result, {
    layer: layer,
    matrixSet: &#x27;google3857&#x27;,
    requestEncoding: &#x27;REST&#x27;,
    style: &#x27;normal&#x27;
  });
  options.tilePixelRatio &#x3D; tilePixelRatio;
  map.addLayer(new ol.layer.Tile({
    source: new ol.source.WMTS(options)
  }));
});

&lt;/script&gt;
&lt;/body&gt;
&lt;/html&gt;</code></pre>
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